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gold processing Britannica.com. gold processing: Preparation of the ... By 2000 bc the process of purifying gold-silver alloys with salt to remove the ... alloying with mercury to improve the ... Get More Info.

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SAM Machinery is one of world leading suppliers of complete gold ore concentration plant. Gold ore concentration equipment. In gold concentration, high technology gold mining equipment, such as gold detectors, elegant modern dredges, and lightweight sluices will be needed. Gold crusher is also used as the primary crusher in gold ore crushing